* {
    margin: 0;
    padding: 0;
}

#left {
    width: 15%;
    height: 100%;
    float: left;
    color: white;
    text-align: center;
    background-color: #1f262d;
}

#left nav #logo img {
    width: 100%;
    height: 78px;
}

#left nav .function {
    height: 25px;
    margin: 10px 0 10px 0;
    font-size: 16px;
    cursor: pointer;
}

#left nav .function:hover {
    color: rgb(33, 150, 243);
    background-color: rgb(239, 239, 202);
}


#right {
    margin-left: 15%;
}

#right header {
    width: 84%;
    height: 5%;
    padding: 1% 8%;
    background-color: #ffffff;
}


#right header #btn-wrapper {
    margin-right: 5%;
    float: right;
}

#right header #btn {
    padding: 6px 2em;
    background-color: #2196F3;
    border: 1px solid #2196F3;
    border-radius: 7px;
    color: #ffffff;
    cursor: pointer;
}

#right #middle {
    padding: 1% 1%;
    background-color: #e6e8ea;
}

#right #middle #container {
    border-radius: 10px;
    width: 99%;
    height: 85%;
    background-color: #ffffff;
    text-align: center;
}

#right footer {
    text-align: center;
    width: 100%;
    height: 3%;
    background-color: #ffffff;
}
